Home / 36,933.76-50,961.82-21,828.88

Finding the Fourth Proportional to 36,933.76, 50,961.82 and 21,828.88

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Solution

The fourth proportional to 36,933.76, 50,961.82 and 21,828.88 is: 30,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,933.76 : 50,961.82 = 21,828.88 : x
  2. Step 2: Convert to fraction form
    36,933.76/50,961.82 = 21,828.88/x
  3. Step 3: Cross multiply
    36,933.76x = 50,961.82 × 21,828.88
  4. Step 4: Simplify right side
    36,933.76x = 1,112,439,453.36
  5. Step 5: Solve for x
    x = 1,112,439,453.36/36,933.76
  6. Step 6: Final answer
    x = 30,119.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.